Triple
T17811914
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cheongju |
E444728
|
entity |
| Predicate | near |
P350
|
FINISHED |
| Object | Osong high-speed rail hub |
—
|
NE NERFINISHED |
How this triple was built (3 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Osong high-speed rail hub | Statement: [Cheongju, near, Osong high-speed rail hub]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Osong high-speed rail hub Context triple: [Cheongju, near, Osong high-speed rail hub]
-
A.
Honam High-Speed Railway
The Honam High-Speed Railway is a major South Korean high-speed rail corridor connecting the Seoul area to the Honam region, significantly reducing travel times and supporting KTX bullet train services.
-
B.
Incheon Airport Maglev
Incheon Airport Maglev is a driverless urban magnetic-levitation train line in Incheon, South Korea, providing short-distance passenger transport around Incheon International Airport.
-
C.
Gyeongbu High-Speed Railway
The Gyeongbu High-Speed Railway is South Korea’s primary high-speed rail corridor, linking Seoul and Busan and serving as a backbone of national passenger transport.
-
D.
Incheon Airport Railroad (AREX)
Incheon Airport Railroad (AREX) is a rail line in South Korea that connects central Seoul with Incheon International Airport and Gimpo International Airport, providing fast airport rail service for travelers.
-
E.
Uijeongbu Light Rail Transit
Uijeongbu Light Rail Transit is an automated light metro system serving the city of Uijeongbu in Gyeonggi Province, South Korea.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Osong high-speed rail hub Target entity description: Osong high-speed rail hub is a major South Korean transportation junction that connects high-speed rail lines and regional services, serving as a key gateway in the country’s rail network.
-
A.
Honam High-Speed Railway
The Honam High-Speed Railway is a major South Korean high-speed rail corridor connecting the Seoul area to the Honam region, significantly reducing travel times and supporting KTX bullet train services.
-
B.
Incheon Airport Maglev
Incheon Airport Maglev is a driverless urban magnetic-levitation train line in Incheon, South Korea, providing short-distance passenger transport around Incheon International Airport.
-
C.
Gyeongbu High-Speed Railway
The Gyeongbu High-Speed Railway is South Korea’s primary high-speed rail corridor, linking Seoul and Busan and serving as a backbone of national passenger transport.
-
D.
Incheon Airport Railroad (AREX)
Incheon Airport Railroad (AREX) is a rail line in South Korea that connects central Seoul with Incheon International Airport and Gimpo International Airport, providing fast airport rail service for travelers.
-
E.
Uijeongbu Light Rail Transit
Uijeongbu Light Rail Transit is an automated light metro system serving the city of Uijeongbu in Gyeonggi Province, South Korea.
- F. None of above. chosen
Provenance (2 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d8b9f0de78819099395b14db75a8a6 |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e4887b5e50819098506f0b92d709b5 |
completed | April 19, 2026, 7:47 a.m. |
Created at: April 10, 2026, 10:14 a.m.